package 面向对象中级.继承;

import 面向对象中级.访问权限修饰符.A;

public class C extends A {
    public void a(){
        System.out.println(n1);
        System.out.println(n2);
        //System.out.println(n3);
        //System.out.println(n4);

        a1();
        a2();
        //a3();
        //a4();
    }
}
